gcompat: Add recipe

This is a compat library which helps running pre-compiled binaries which were
compiled for glibc but needs to run on musl systems, this is quite
common case where pre-existing binaries are supplied and can not be
recompiled immediately

(From OE-Core rev: 5efe7c06c8555672b535adae587596f65bff4fc5)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Cc: Andrea Adami <andrea.adami@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/conf/distro/include/maintainers.inc

@@ -229,6 +229,7 @@ RECIPE_MAINTAINER_pn-gobject-introspection = "Alexander Kanavin <alex.kanavin@gm
 RECIPE_MAINTAINER_pn-gperf = "Alexander Kanavin <alex.kanavin@gmail.com>"
 RECIPE_MAINTAINER_pn-gpgme = "Hongxu Jia <hongxu.jia@windriver.com>"
 RECIPE_MAINTAINER_pn-gptfdisk = "Alexander Kanavin <alex.kanavin@gmail.com>"
+RECIPE_MAINTAINER_pn-gcompat = "Khem Raj <raj.khem@gmail.com>"
 RECIPE_MAINTAINER_pn-grep = "Denys Dmytriyenko <denis@denix.org>"
 RECIPE_MAINTAINER_pn-groff = "Hongxu Jia <hongxu.jia@windriver.com>"
 RECIPE_MAINTAINER_pn-grub = "Anuj Mittal <anuj.mittal@intel.com>"

meta/recipes-core/musl/gcompat_git.bb

@@ -0,0 +1,42 @@
+# Copyright (C) 2021 Khem Raj <raj.khem@gmail.com>
+# Released under the MIT license (see COPYING.MIT for the terms)
+
+SUMMARY = "A library which provides glibc-compatible APIs for use on musl libc systems"
+HOMEPAGE = "https://git.adelielinux.org/adelie/gcompat"
+
+LICENSE = "NCSA"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=eb33ef4af05a9c7602843afb7adfe792"
+
+SRC_URI = "git://git.adelielinux.org/adelie/gcompat.git;protocol=https;branch=current"
+
+PV = "1.0.0+1.1+git${SRCPV}"
+SRCREV = "af5a49e489fdc04b9cf02547650d7aeaccd43793"
+
+S = "${WORKDIR}/git"
+
+inherit pkgconfig linuxloader
+
+DEPENDS += "musl-obstack"
+
+GLIBC_LDSO = "${@get_glibc_loader(d)}"
+MUSL_LDSO = "${@get_musl_loader(d)}"
+
+EXTRA_OEMAKE = "LINKER_PATH=${MUSL_LDSO} LOADER_NAME=`basename ${@get_glibc_loader(d)}`"
+
+do_configure () {
+	:
+}
+
+do_compile () {
+	oe_runmake
+}
+
+do_install () {
+	oe_runmake install 'DESTDIR=${D}'
+}
+#
+# We will skip parsing for non-musl systems
+#
+COMPATIBLE_HOST = ".*-musl.*"
+
+UPSTREAM_CHECK_COMMITS = "1"